Home / 2,849.02-4,262.29-2,157.69

Finding the Fourth Proportional to 2,849.02, 4,262.29 and 2,157.69

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Solution

The fourth proportional to 2,849.02, 4,262.29 and 2,157.69 is: 3,228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.02 : 4,262.29 = 2,157.69 : x
  2. Step 2: Convert to fraction form
    2,849.02/4,262.29 = 2,157.69/x
  3. Step 3: Cross multiply
    2,849.02x = 4,262.29 × 2,157.69
  4. Step 4: Simplify right side
    2,849.02x = 9,196,681.90
  5. Step 5: Solve for x
    x = 9,196,681.90/2,849.02
  6. Step 6: Final answer
    x = 3,228.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.